JPH10175689A - Packaging body for mailing compact disk - Google Patents

Abstract

PROBLEM TO BE SOLVED: To seal a CD in an envelope, and to mail it as a regular mail by integratedly forming a square compact disk(CD) loading part, a square lid part to be returned over the loading part, and a CD holding part to be returned over the loading part and fixed thereto of thin fiberboard. SOLUTION: A rectangular thin fiberboard is divided into three parts, i.e., a loading part 2, a lid part 3, and a holding part 4, and the space between two folding lines 5a, 5b and 5c, 5d is appropriately set according to the thickness to be requested for the CD storage space of a packaging body 1. The holding part 4 is returned over the loading part 2 along the folding lines 5c, 5d, and adhered and fixed to the loading part 2 with the adhesive. A projected part 7 to be fitted to a center hole of the CD is formed in a center part of the CD loading part 2, and a notched part 6 to be abutted on an outer edge of the stored CD is formed in a returned tip part of the holding part 4. The movement in the horizontal direction is suppressed, an upper part is held by the lid part 3, and the packaged CD can be sealed in an envelope for mailing.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a package for accommodating a compact disk, and more particularly to a thin and lightweight package capable of enclosing a package containing a compact disk in an envelope and mailing the package as ordinary mail. The present invention relates to a compact disc mailing package made of thin cardboard and excellent in impact resistance. The present invention also relates to a compact disk mailing package that can be recycled for recycling and can be disposed of as waste that can be incinerated and landfilled as required.

[0002]

2. Description of the Related Art The most common compact disk (hereinafter, also referred to as a CD) storage body is formed by molding plastic to form a concave portion for storing a CD, and the center of the concave portion is formed at the center of the concave portion. There is a case having a tray formed with a convex portion that fits into a hole and fixes a CD. However, this plastic case requires a process of forming a lid that covers the tray separately and attaching it to the tray, which has the disadvantage of high manufacturing costs, and is heavy and suitable for ordinary mailing. And the plastic used as a raw material also has disposal problems.

In recent years, there has been no problem in disposal,
Many paper cases have been proposed as D storage cases. JP-A-7-149389 discloses oil resistance,
An optical disk storage case provided with a bag-shaped disk storage portion and a cover portion formed from a water-resistant paperboard material and bent is described in Japanese Patent Application Laid-Open No. Hei 8-2527. A compact disk storage case is described in the main body for disk storage, and a binding margin having the same thickness as that of the main body can be flexibly connected to be bound together in a publication such as a magazine. A compact disc storage body of the type to be bound as a part of
No. 20176, JP-A-8-11971, JP-A-8-11972, JP-A-8-11969, JP-A-8-11970, and the like.

[0004] These CD storage cases that have already been proposed are made of paperboard or cardboard, so they are lower in cost than plastic cases, and do not have the problem of disposal. However, these CD storage cases are intended to be bound or bundled with books, so there is no risk of damage or loss during the bookbinding process, and they can be stolen or lost even when displayed at stores. Since the structure is so closed as to prevent the production process from becoming complicated, it is inevitable that the production process becomes complicated and the production cost increases. In addition, these storage cases cannot be used for normal mail in terms of size, thickness, and weight as storage cases for mailing CDs and the like to customers, and have the disadvantage that mailing costs increase. is there.

[0005]

SUMMARY OF THE INVENTION In view of the circumstances described above, an object of the present invention is to provide a compact disc package capable of mailing a compact disc as a first-class mail in the form of a sealed letter. Is what you do. In particular, an object of the present invention is to provide a compact disk package having a size, thickness, and weight that is excellent in impact resistance and can be mailed as a standard postal matter by sealed letter. It is another object of the present invention to provide an inexpensive compact disk package made of only paper which can be recycled and is not restricted in disposal.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention basically relates to a mailing compact disc package formed integrally from thin cardboard by integral molding. More specifically, the present invention relates to a compact disk mailing package having each of the characteristic configurations described below.

(1) A rectangular compact disc mounting portion,
A rectangular lid portion that extends on one side of the mounting portion via a folding curve and is folded back on the mounting portion; and a rectangular lid portion that extends on the side of the mounting portion facing the lid portion via a folding curve. And a compact disk holder folded back on the mounting portion and fixedly adhered thereto, and is formed integrally from thin cardboard.

(2) The rectangular compact disc mounting portion has a convex portion that fits into the center hole of the compact disc, and the compact disc holding portion is provided with the holding portion folded back on the mounting portion. The compact disc mailing package according to item (1), further comprising a semicircular notch at the tip end for holding the compact disc by contacting a part of an outer peripheral edge of the compact disc.

(3) The compact disk mailing package according to the above item (2), wherein the convex portion is formed of a water-soluble and / or biodegradable resin.

(4) The compact disc holding portion is characterized in that an inner wall having an opening for inserting and holding a part of an outer peripheral edge of the compact disc is formed at a tip of the holding portion folded back on the mounting portion. (1) The package for mailing a compact disc according to the paragraph (1).

(5) The rectangular lid portion is extended through two fold curves forming an outer wall on one piece of the placing portion as described above (1). Item 14. A package for mailing a compact disc according to any one of the above items.

(6) The thin corrugated cardboard is made of E-flute or double-faced corrugated cardboard having a lower step height and a larger number of steps than the flute. Or a package for mailing a compact disk according to item 1.

(7) The compact disc holding portion is formed by connecting the front end portion of the holding portion forming member folded back on the mounting portion to the mounting portion via two folding curves forming an inner wall. A holding portion having an internal space formed by folding and fixing the holding portion, wherein a tip portion on the inner wall side of the holding portion is cut out in a substantially elliptical shape to form a compact disc insertion opening ( 4) Any one of paragraphs (6) to (6)
Item 14. A package for mailing a compact disc according to the above item.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The mailing package of the mailing compact disc of the present invention has a length of 23.5 cm or less and a width of 13.5 cm or less.
It is manufactured from thin double-faced corrugated paper that can be enclosed in a letter and mailed as a standard postal matter having a size of 2 cm or less, a thickness of 1 cm or less, and a weight of 50 g or less. The thin double-faced corrugated cardboard used for manufacturing the compact disk package for mailing of the present invention is an E-flute corrugated cardboard or a thinner corrugated cardboard having a lower corrugated height and a large number of corrugations per 30 cm length. Preferred is a cardboard, particularly a thin double-faced cardboard commercially available from Crown Package Co., Ltd. as "Minidan" (registered trademark).

The package for mailing a compact disk (CD) according to the present invention is basically provided with a rectangular thin corrugated cardboard having a width slightly larger than the diameter of the storage CD at right angles to the length direction thereof. Divided into three pieces by a parallel folding curve, the center piece is a CD mounting part, one end piece is folded back from the folding curve to form a lid that covers the CD mounting part, and the other end is The piece has a configuration as a CD holding portion or a falling-off prevention portion formed by being folded back from the folding curve and then adhesively fixed on the placing portion, and the CD of the placing portion is folded by the folded portion of the holding portion. It has a structure to prevent falling off by holding.

The CD mailing package of the present invention will be described in more detail with reference to the accompanying drawings, but the present invention is not limited to these embodiments. 1 to 4
FIG. 2 is an overall perspective view showing a state in which a cover of the CD mailing package according to the first embodiment of the present invention is opened, and FIG. 2 shows a length of the storage case of FIG. FIG. 3 is a side sectional view showing a state in which the CD is stored, the lid of the storage case of FIG. 1 is closed, and the center is cut in the length direction. FIG. 4 is an open development view of the CD package shown in FIG. 5 to 8 show a CD package according to a second embodiment of the present invention.

In the drawing, reference numeral 1 denotes a CD package, 2 denotes a CD mounting portion, 3 denotes a cover portion, and 4 denotes a CD holding portion. As shown in FIG. 1, at the center of the CD mounting portion 2 of the CD package 1,
A convex portion 7 that fits into the center hole of the CD is formed.
A cut-out portion 6 is formed in the folded front end portion of the storage CD to abut against the outer edge of the storage CD and suppress the movement thereof. The size of the convex portion 7 is preferably substantially equal to or slightly smaller than the center hole of the CD, and is preferably substantially equal to or slightly smaller than the thickness of the storage CD.

As shown in FIG. 4, 5a, 5b, 5c, 5
d represents a folding curve, and the rectangular thin corrugated cardboard is divided into three parts of the placing part 2, the lid part 3, and the holding part 4, and the thickness required for the CD storage space of the package (storage case) 1. The interval between each of the two bending lines is appropriately set in accordance with this.
In FIG. 1, since the interval between 5a and 5b and the interval between 5c and 5d are narrow, the width of each of the outer walls 8, 9 formed by each bending line is narrow, and therefore, the CD formed inside the storage case is formed. The thickness of the storage space is also thin overall. As shown in FIG. 4, at both ends of the band-shaped portion surrounded by each of the two folded curves, an appropriate radius (R) 5 is provided from the viewpoint of preventing the envelope from being torn when inserting the envelope and the appearance after forming the case. Is preferred, but not required. The holding section 4 is folded back on the placing section 2 along the folding curves 5c and 5d, and is adhered and fixed on the placing section 2 by the adhesive 10.

As shown in FIGS. 2 and 3, the center hole of the storage compact disk (M) fits into the convex portion 7, and a part of the outer edge of the disk contacts the notch portion 6 of the holding portion 4. As a result, the lateral movement is suppressed while being held at these two locations, and the upper portion is pressed by the lid portion and sealed in a mailing envelope, so that means for fixing the lid portion to the holding portion is required. The CD can be held in the storage case without the need. However, it is within the scope of the present invention to adopt a structure in which the lid portion 3 is fixed to the holding portion 4 by using any fixing means such as an adhesive if necessary.

Using thin cardboard (registered trademark, Minidan) of 300 g / m ² commercially available from Crown Package Co., Ltd., width 12.5 cm, length 14.5 c
m, a rectangular CD package having the above structure and dimensions of 0.5 cm in outer wall height was formed. This CD storage package is 1
The weight of 5.0 g was stored as a single 5-inch CD (16 g) and enclosed in a sealed letter, and the total weight was 37 g, which could be mailed as a first-class fixed-size mail.

FIGS. 5 to 8 illustrate a second embodiment of the present invention. The main difference from the CD storage case shown in FIGS. In this embodiment, FIG.
As shown in FIG. 7, there is no convex portion that fits into the CD center hole, and instead, a fitting entrance 15 through which the outer edge of the CD can be inserted into the holding portion is opened. As shown in FIGS. 6 and 7, a part of the CD fits into the space 12 in the holding section 4 from the fitting entrance, and
In the state where the outer edges thereof abut against the end portions 13 and 14, the upward and lateral movements are suppressed.

As shown in FIG. 8, the piece 4 'forming the holding portion 4 is further extended than that of the first embodiment, and is substantially intermediate in the longitudinal direction of the piece 4'. Is divided into 4a and 4b by two fold curves 5e and 5f, and further 2
An ellipse is cut out in the middle of the folding curves 5e and 5f of the book. In the thin corrugated cardboard shown in the development of FIG. 8, the piece 4b is first folded over the piece 4a along the folding curves 5e and 5f, and then the folded piece is folded along the folding curves 5c and 5d. By folding over the mounting portion 2 and bonding and fixing it, a CD package having a semicircular cutout in the holding portion as shown in FIGS. 5 to 7 is formed.

The CD package molded as described above has an inner wall 11, and a holding portion 4 is formed by the inner wall 11 and the outer wall 9 from a fitting opening 15 formed between both ends 13 and 14.
Space 12 that can accommodate a part of the compact disc
In a state in which a part of a stored CD is received in the space, both end portions 13 and 14 of the inner wall abut against and hold the circular outer edge portion of the CD that cannot fit in the space. It has become.

Since the height of the space 12 in the holding portion 4 and the vertical width of the fitting port 15 are sufficient at the minimum interval at which the CD can be inserted without damaging the information recording surface, the space is formed. The heights of the inner wall 11 and the outer wall 9 are also appropriately set from the above viewpoint.

[0025]

The mailing compact disk package of the present invention, which has been described in detail with reference to the accompanying drawings, is manufactured by integrally molding a thin cardboard which is thin, lightweight and excellent in impact resistance. Can be enclosed in a mail envelope with the compact disc stored, and mailed as ordinary mail. In addition, there is an advantage that not only is it inexpensive because the manufacturing cost can be reduced, but also it can be recycled for recycling and can be disposed of as waste that can be incinerated and landfilled if necessary.

[Brief description of the drawings]

FIG. 1 is a perspective view of a CD mailing package of the present invention.

FIG. 2 is a cross-sectional view of the CD mailing package of FIG. 1 in a state where a cover is opened.

FIG. 3 is a cross-sectional view of the CD mailing package shown in FIG. 1 in a state where a lid is closed;

FIG. 4 is an expanded view of the CD mailing package shown in FIG. 1;

FIG. 5 is a perspective view of a CD mailing package according to another embodiment of the present invention.

6 is a cross-sectional view of the CD mailing package shown in FIG. 5 in a state where a cover is opened.

7 is a cross-sectional view of the CD mailing package shown in FIG. 5 in a state where a lid is closed.

FIG. 8 is a development view of the CD mailing package shown in FIG. 5;

[Explanation of symbols]

1: CD mail package, 2: CD mounting part, 3: lid part,
4: CD holding section, 4 ': holding section piece, 4a, 4b: holding section piece, 5: R (R), 5a, 5b, 5c, 5d, 5
e, 5f: bent curve, 6: notch, 7: convex, 8,
9: outer wall, 10: adhesive, 11: inner wall, 12: space,
13, 14: inner wall end, 15: fitting entrance, 16: notch.

Claims (7)

[Claims] 1. A rectangular compact disc mounting portion, a rectangular lid portion extending on one side of the mounting portion through a folding curve and folded over the mounting portion, and A compact disk holding portion that extends on the side facing the lid portion via a folding curve, is folded back on the mounting portion and is adhesively fixed, and is integrally formed from thin cardboard. A package for mailing a compact disc. 2. The rectangular compact disc mounting portion has a convex portion that fits into a center hole of the compact disc, and the compact disc holding portion has a tip of the holding portion folded back on the mounting portion. 2. The package for mailing a compact disk according to claim 1, further comprising a semicircular cut-out portion which abuts a part of an outer peripheral edge of the compact disk to hold the compact disk. 3. The package for mailing a compact disc according to claim 2, wherein the convex portion is formed of a water-soluble and / or biodegradable resin. 4. The compact disk holding portion is characterized in that an inner wall having an opening for inserting and holding a part of an outer peripheral edge of the compact disk is formed at a tip of the holding portion folded on the mounting portion. 2. The package for mailing a compact disc according to claim 1. 5. The rectangular lid portion according to claim 1, wherein the rectangular lid portion extends through two fold curves forming an outer wall on one piece of the placing portion. Or a package for mailing a compact disk according to item 1. 6. The thin corrugated cardboard according to claim 1, wherein the corrugated cardboard is made of E-flute or double-faced corrugated cardboard having a lower step height and a greater number of steps. A package for mailing a compact disc according to the above. 7. The compact disc holding portion is configured such that the distal end side portion of the holding portion forming member folded back on the mounting portion is further placed on the mounting portion via two folding curves forming an inner wall. A holding part having an internal space formed by folding and bonding and fixing, wherein a tip part on an inner wall side of the holding part is cut out in a substantially elliptical shape to form a compact disk insertion opening. A package for mailing a compact disk according to any one of claims 4 to 6.